package demo4;

import demo3.Test3;

import static demo3.Test3.*;

public class Test4 {
    public static void main(String[] args) {
        System.out.println(add(1, 2));
        System.out.println(sub(1, 2));
        System.out.println(mul(1, 2));
        System.out.println(div(1, 2));
    }
}
